On 9/15/07, hubert depesz lubaczewski <depesz@xxxxxxxxxx> wrote: > On Fri, Sep 14, 2007 at 04:48:08PM +0300, Panagiotis Pediaditis wrote: > > Is there some way of locking all database tables in a transaction > > without knowing their names > > or even better just locking the entire database? I know this is bad > > tactics but there is a specific > > case where i need it. Can it be done? > > there is no such thing, but you can use "advisory locks" to this > purpose. that would require taking a shared advisory lock for every transaction...pretty big price to pay imo, but it would work. I thought about it for a bit and I don't know if there is any other way to do it. merlin ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match